Table 2. Severity and outcomes according to body mass index.
| <18.5 | 18.5–22.9 | 23.0–24.9 | 25.0–29.9 | ≥30.0 | Total | |
| SAPS 3 | 58 (48–71) | 54 (43–66) | 52 (41–63) | 52 (42–65) | 54 (43–69) | 54 (43–66) |
| PDR | 31.5 (14.5–58.5) | 23.9 (8.9–48.3) | 20.5 (7.2–41.9) | 20.5 (8–46.2) | 23.9 (8.9–54.5) | 23.9 (8.9–48.3) |
| SOFA | 7 (4–11) | 6 (3–10) | 6 (3–10) | 6 (3–10) | 7 (3–12) | 6 (3–10) |
| ICU LOS | 5 (3–11) | 4 (2–9) | 4 (2–7) | 4 (2–8) | 4 (2–9) | 4 (2–8) |
| Hospital LOS | 20 (10–38) | 19 (11–36) | 18 (10–32) | 17 (10–32) | 19 (10–38) | 18 (11–34) |
| MV | 226 (51.4) | 579 (37.4) | 276 (38) | 336 (41) | 49 (40.5) | 1466 (40.1) |
| CRRT | 37 (8.4) | 141 (9.1) | 52 (7.2) | 69 (8.4) | 20 (16.5) | 319 (8.7) |
| Vasopressor | 179 (40.7) | 450 (29.1) | 196 (27) | 240 (29.3) | 37 (30.6) | 1102 (30.2) |
| ICU mortality | 89 (20.2) | 243 (15.7) | 93 (12.8) | 109 (13.3) | 17 (14.1) | 551 (15.1) |
| Hospital mortality | 133 (30.2) | 345 (22.3) | 132 (18.2) | 154 (18.8) | 23 (18.2) | 786 (21.5) |
Continuous variables are presented as medians (interquartile ranges).
Categorical variables are presented as frequencies (%).
SAPS, simplified acute physiology score; PDR, predicted death rate; SOFA, sequential organ failure assessment; ICU, intensive care unit; LOS, length of stay; MV, mechanical ventilation; CRRT, continuous renal replacement therapy.